PART 4:

Mark the letter A, B, C or D to indicate the correct answer to each of the following questions

Câu hỏi

The factory was accused _________ having caused higher level of pollution to the environment.

A. about

B. of

C. on

D. for

Đáp án
B. of

Câu hỏi thuộc Bài tập:

Grade 11_Unit 7_Test 1